Searching for cheap 3D printer? Just try 3Doodler. Unlike other 3D printers, this isn't a tabletop rig hooked up to a computer. Instead, it's just an unusually chunky pen that contains all the hardware, software and materials it needs inside the body.
To use the 3Doodler, you just use the pen to draw in the air (or on a piece of paper, if you're making a two-dimensional piece), with the actual product automatically extruding from the rear end when you press a button (it can produce the...
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